Home / 1,908,145.30-2,862,203.37-488,199.10

Finding the Fourth Proportional to 1,908,145.30, 2,862,203.37 and 488,199.10

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Solution

The fourth proportional to 1,908,145.30, 2,862,203.37 and 488,199.10 is: 732,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,145.30 : 2,862,203.37 = 488,199.10 : x
  2. Step 2: Convert to fraction form
    1,908,145.30/2,862,203.37 = 488,199.10/x
  3. Step 3: Cross multiply
    1,908,145.30x = 2,862,203.37 × 488,199.10
  4. Step 4: Simplify right side
    1,908,145.30x = 1,397,325,099,654.46
  5. Step 5: Solve for x
    x = 1,397,325,099,654.46/1,908,145.30
  6. Step 6: Final answer
    x = 732,294.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.